Home / 2,559,500.28-3,838,855.86-853,673.40

Finding the Fourth Proportional to 2,559,500.28, 3,838,855.86 and 853,673.40

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Solution

The fourth proportional to 2,559,500.28, 3,838,855.86 and 853,673.40 is: 1,280,378.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559,500.28 : 3,838,855.86 = 853,673.40 : x
  2. Step 2: Convert to fraction form
    2,559,500.28/3,838,855.86 = 853,673.40/x
  3. Step 3: Cross multiply
    2,559,500.28x = 3,838,855.86 × 853,673.40
  4. Step 4: Simplify right side
    2,559,500.28x = 3,277,129,134,116.12
  5. Step 5: Solve for x
    x = 3,277,129,134,116.12/2,559,500.28
  6. Step 6: Final answer
    x = 1,280,378.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.